1252545066632 has 8 divisors (see below), whose sum is σ = 2348521999950. Its totient is φ = 626272533312.

The previous prime is 1252545066623. The next prime is 1252545066649. The reversal of 1252545066632 is 2366605452521.

It can be written as a sum of positive squares in only one way, i.e., 702435076996 + 550109989636 = 838114^2 + 741694^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×1252545066632² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78284066657 + ... + 78284066672.

Almost surely, 2^{1252545066632} is an apocalyptic number.

It is an amenable number.

1252545066632 is a deficient number, since it is larger than the sum of its proper divisors (1095976933318).

1252545066632 is a wasteful number, since it uses less digits than its factorization.

1252545066632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156568133335 (or 156568133331 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 47.

The spelling of 1252545066632 in words is "one trillion, two hundred fifty-two billion, five hundred forty-five million, sixty-six thousand, six hundred thirty-two".